// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at

//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef _SOC_I2C_STRUCT_H_
#define _SOC_I2C_STRUCT_H_
#ifdef __cplusplus
extern "C" {
#endif

typedef volatile struct {
    union {
        struct {
            uint32_t period:        14;
            uint32_t reserved14:    18;
        };
        uint32_t val;
    } scl_low_period;
    union {
        struct {
            uint32_t sda_force_out:     1;
            uint32_t scl_force_out:     1;
            uint32_t sample_scl_level:  1;
            uint32_t rx_full_ack_level: 1;
            uint32_t ms_mode:           1;
            uint32_t trans_start:       1;
            uint32_t tx_lsb_first:      1;
            uint32_t rx_lsb_first:      1;
            uint32_t clk_en:            1;
            uint32_t arbitration_en:    1;
            uint32_t fsm_rst:           1;
            uint32_t ref_always_on:     1;
            uint32_t reserved12:       20;
        };
        uint32_t val;
    } ctr;
    union {
        struct {
            uint32_t resp_rec:            1;
            uint32_t slave_rw:            1;
            uint32_t time_out:            1;
            uint32_t arb_lost:            1;
            uint32_t bus_busy:            1;
            uint32_t slave_addressed:     1;
            uint32_t byte_trans:          1;
            uint32_t reserved7:           1;
            uint32_t rx_fifo_cnt:         6;
            uint32_t stretch_cause:       2;
            uint32_t reserved16:          2;
            uint32_t tx_fifo_cnt:         6;
            uint32_t scl_main_state_last: 3;
            uint32_t reserved27:          1;
            uint32_t scl_state_last:      3;
            uint32_t reserved31:          1;
        };
        uint32_t val;
    } status_reg;
    union {
        struct {
            uint32_t tout:       24;
            uint32_t time_out_en: 1;
            uint32_t reserved25:  7;
        };
        uint32_t val;
    } timeout;
    union {
        struct {
            uint32_t addr:         15;
            uint32_t reserved15:   16;
            uint32_t en_10bit:      1;
        };
        uint32_t val;
    } slave_addr;
    union {
        struct {
            uint32_t rx_fifo_start_addr: 5;
            uint32_t rx_fifo_end_addr:  5;
            uint32_t tx_fifo_start_addr: 5;
            uint32_t tx_fifo_end_addr:  5;
            uint32_t rx_update:         1;
            uint32_t tx_update:         1;
            uint32_t slave_rw_point:    8;
            uint32_t reserved30:        2;
        };
        uint32_t val;
    } fifo_st;
    union {
        struct {
            uint32_t rx_fifo_wm_thrhd: 5;
            uint32_t tx_fifo_wm_thrhd: 5;
            uint32_t nonfifo_en:       1;
            uint32_t fifo_addr_cfg_en: 1;
            uint32_t rx_fifo_rst:      1;
            uint32_t tx_fifo_rst:      1;
            uint32_t nonfifo_rx_thres: 6;
            uint32_t nonfifo_tx_thres: 6;
            uint32_t fifo_prt_en:      1;
            uint32_t reserved27:       5;
        };
        uint32_t val;
    } fifo_conf;
    union {
        struct {
            uint32_t data;
        };
        uint32_t val;
    } fifo_data;
    union {
        struct {
            uint32_t rx_fifo_wm:               1;
            uint32_t tx_fifo_wm:               1;
            uint32_t rx_fifo_ovf:              1;
            uint32_t end_detect:               1;
            uint32_t byte_trans_done:          1;
            uint32_t arbitration_lost:         1;
            uint32_t mst_tx_fifo_udf:          1;
            uint32_t trans_complete:           1;
            uint32_t time_out:                 1;
            uint32_t trans_start:              1;
            uint32_t nack:                     1;
            uint32_t tx_fifo_ovf:              1;
            uint32_t rx_fifo_udf:              1;
            uint32_t scl_st_to:                1;
            uint32_t scl_main_st_to:           1;
            uint32_t det_start:                1;
            uint32_t slave_stretch:            1;
            uint32_t reserved17:              15;
        };
        uint32_t val;
    } int_raw;
    union {
        struct {
            uint32_t rx_fifo_wm:               1;
            uint32_t tx_fifo_wm:               1;
            uint32_t rx_fifo_ovf:              1;
            uint32_t end_detect:               1;
            uint32_t byte_trans_done:          1;
            uint32_t arbitration_lost:         1;
            uint32_t mst_tx_fifo_udf:          1;
            uint32_t trans_complete:           1;
            uint32_t time_out:                 1;
            uint32_t trans_start:              1;
            uint32_t nack:                     1;
            uint32_t tx_fifo_ovf:              1;
            uint32_t rx_fifo_udf:              1;
            uint32_t scl_st_to:                1;
            uint32_t scl_main_st_to:           1;
            uint32_t det_start:                1;
            uint32_t slave_stretch:            1;
            uint32_t reserved17:              15;
        };
        uint32_t val;
    } int_clr;
    union {
        struct {
            uint32_t rx_fifo_wm:               1;
            uint32_t tx_fifo_wm:               1;
            uint32_t rx_fifo_ovf:              1;
            uint32_t end_detect:               1;
            uint32_t byte_trans_done:          1;
            uint32_t arbitration_lost:         1;
            uint32_t mst_tx_fifo_udf:          1;
            uint32_t trans_complete:           1;
            uint32_t time_out:                 1;
            uint32_t trans_start:              1;
            uint32_t nack:                     1;
            uint32_t tx_fifo_ovf:              1;
            uint32_t rx_fifo_udf:              1;
            uint32_t scl_st_to:                1;
            uint32_t scl_main_st_to:           1;
            uint32_t det_start:                1;
            uint32_t slave_stretch:            1;
            uint32_t reserved17:              15;
        };
        uint32_t val;
    } int_ena;
    union {
        struct {
            uint32_t rx_fifo_wm:              1;
            uint32_t tx_fifo_wm:              1;
            uint32_t rx_fifo_ovf:             1;
            uint32_t end_detect:              1;
            uint32_t byte_trans_done:         1;
            uint32_t arbitration_lost:        1;
            uint32_t mst_tx_fifo_udf:         1;
            uint32_t trans_complete:          1;
            uint32_t time_out:                1;
            uint32_t trans_start:             1;
            uint32_t nack:                    1;
            uint32_t tx_fifo_ovf:             1;
            uint32_t rx_fifo_udf:             1;
            uint32_t scl_st_to:               1;
            uint32_t scl_main_st_to:          1;
            uint32_t det_start:               1;
            uint32_t slave_stretch:           1;
            uint32_t reserved17:             15;
        };
        uint32_t val;
    } int_status;
    union {
        struct {
            uint32_t time:         10;
            uint32_t reserved10:   22;
        };
        uint32_t val;
    } sda_hold;
    union {
        struct {
            uint32_t time:           10;
            uint32_t reserved10:     22;
        };
        uint32_t val;
    } sda_sample;
    union {
        struct {
            uint32_t period:              14;
            uint32_t scl_wait_high_period:14;
            uint32_t reserved28:           4;
        };
        uint32_t val;
    } scl_high_period;
    uint32_t reserved_3c;
    union {
        struct {
            uint32_t time:               10;
            uint32_t reserved10:         22;
        };
        uint32_t val;
    } scl_start_hold;
    union {
        struct {
            uint32_t time:                 10;
            uint32_t reserved10:           22;
        };
        uint32_t val;
    } scl_rstart_setup;
    union {
        struct {
            uint32_t time:              14;
            uint32_t reserved14:        18;
        };
        uint32_t val;
    } scl_stop_hold;
    union {
        struct {
            uint32_t time:               10;
            uint32_t reserved10:         22;
        };
        uint32_t val;
    } scl_stop_setup;
    union {
        struct {
            uint32_t thres:            4;
            uint32_t en:               1;
            uint32_t reserved5:       27;
        };
        uint32_t val;
    } scl_filter_cfg;
    union {
        struct {
            uint32_t thres:            4;
            uint32_t en:               1;
            uint32_t reserved5:       27;
        };
        uint32_t val;
    } sda_filter_cfg;
    union {
        struct {
            uint32_t byte_num:      8;
            uint32_t ack_en:        1;
            uint32_t ack_exp:       1;
            uint32_t ack_val:       1;
            uint32_t op_code:       3;
            uint32_t reserved14:   17;
            uint32_t done:  1;
        };
        uint32_t val;
    } command[16];
    union {
        struct {
            uint32_t scl_st_to: 24;
            uint32_t reserved24: 8;
        };
        uint32_t val;
    } scl_st_time_out;
    union {
        struct {
            uint32_t scl_main_st_to:24;
            uint32_t reserved24:     8;
        };
        uint32_t val;
    } scl_main_st_time_out;
    union {
        struct {
            uint32_t scl_rst_slv_en:  1;
            uint32_t scl_rst_slv_num: 5;
            uint32_t scl_pd_en:       1;
            uint32_t sda_pd_en:       1;
            uint32_t reserved8:      24;
        };
        uint32_t val;
    } scl_sp_conf;
    union {
        struct {
            uint32_t stretch_protect_num:  10;
            uint32_t slave_scl_stretch_en:  1;
            uint32_t slave_scl_stretch_clr: 1;
            uint32_t reserved12:           20;
        };
        uint32_t val;
    } scl_stretch_conf;
    uint32_t reserved_a8;
    uint32_t reserved_ac;
    uint32_t reserved_b0;
    uint32_t reserved_b4;
    uint32_t reserved_b8;
    uint32_t reserved_bc;
    uint32_t reserved_c0;
    uint32_t reserved_c4;
    uint32_t reserved_c8;
    uint32_t reserved_cc;
    uint32_t reserved_d0;
    uint32_t reserved_d4;
    uint32_t reserved_d8;
    uint32_t reserved_dc;
    uint32_t reserved_e0;
    uint32_t reserved_e4;
    uint32_t reserved_e8;
    uint32_t reserved_ec;
    uint32_t reserved_f0;
    uint32_t reserved_f4;
    uint32_t date;                                  /**/
    uint32_t reserved_fc;
    uint32_t txfifo_start_addr;                     /**/
    uint32_t reserved_104;
    uint32_t reserved_108;
    uint32_t reserved_10c;
    uint32_t reserved_110;
    uint32_t reserved_114;
    uint32_t reserved_118;
    uint32_t reserved_11c;
    uint32_t reserved_120;
    uint32_t reserved_124;
    uint32_t reserved_128;
    uint32_t reserved_12c;
    uint32_t reserved_130;
    uint32_t reserved_134;
    uint32_t reserved_138;
    uint32_t reserved_13c;
    uint32_t reserved_140;
    uint32_t reserved_144;
    uint32_t reserved_148;
    uint32_t reserved_14c;
    uint32_t reserved_150;
    uint32_t reserved_154;
    uint32_t reserved_158;
    uint32_t reserved_15c;
    uint32_t reserved_160;
    uint32_t reserved_164;
    uint32_t reserved_168;
    uint32_t reserved_16c;
    uint32_t reserved_170;
    uint32_t reserved_174;
    uint32_t reserved_178;
    uint32_t reserved_17c;
    uint32_t fifo_start_addr;                     /**/
} i2c_dev_t;
extern i2c_dev_t I2C0;
extern i2c_dev_t I2C1;
#ifdef __cplusplus
}
#endif

#endif  /* _SOC_I2C_STRUCT_H_ */